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Implemented the ring buffer of burn_fifo_source_new() object

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This commit is contained in:
Thomas Schmitt
2007-10-03 22:35:37 +00:00
parent 771e659a43
commit 291ef125b0
4 changed files with 383 additions and 56 deletions
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10
libburn/file.h
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@ -15,6 +15,7 @@ struct burn_source_file
/* ts A70930 */
struct burn_source_fifo {
char magic[4];
/* The fifo stays inactive and unequipped with eventual resources
until its read() method is called for the first time.
@ -35,10 +36,15 @@ struct burn_source_fifo {
/* <<< currently it is only a pipe */
int outlet[2];
/* >>> later it will be a ring buffer mechanism */
/* The ring buffer mechanism */
int chunksize;
int chunks;
char *buf;
volatile int buf_writepos;
volatile int buf_readpos;
volatile int end_of_input;
volatile int input_error;
volatile int end_of_consumption;
off_t in_counter;
off_t out_counter;
@ -48,7 +54,7 @@ struct burn_source_fifo {
/** The worker behind the fifo thread.
Gets started from burn_fifo_start() in async.c
*/
int burn_fifo_source_shuffler(struct burn_source *source, int flag);
int burn_fifo_source_shoveller(struct burn_source *source, int flag);
#endif /* LIBBURN__FILE_H */